>> steve: probably not. meanwhile, have you ever wondered why songs get stuck in your head, like this one. ♪ going to give you up ♪ never gonna let you down ♪ never gonna run around ♪ . >> steve: can you hear what's in my head now? >> brian: no, just you. >> steve: the song stuck in your head means you're a little nutty? we're calling in a doctor to find out. >> martha: we're all nuts if it does. >> steve: "fox & friends" hour two for wednesday starts now. >> steve: yeah, that was not probably the song that would stick in my head. >> brian: you played along well. we don't know what's stick as soon as there. >> steve: with martha it's probably by one of the carpenters. >> martha: the one where we're never going to ever, ever get back together. >> brian: i hope this is a breakout hit because she's been struggling, taylor swift. can she -- everything she does becomes number one. america is drunk with taylor swift. >> steve: isn't she dating that 18-year-old kennedy kid now? >> brian: right. >> martha: s